Home / 39,911.68-59,872-32,578.56

Finding the Fourth Proportional to 39,911.68, 59,872 and 32,578.56

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Solution

The fourth proportional to 39,911.68, 59,872 and 32,578.56 is: 48,871.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,911.68 : 59,872 = 32,578.56 : x
  2. Step 2: Convert to fraction form
    39,911.68/59,872 = 32,578.56/x
  3. Step 3: Cross multiply
    39,911.68x = 59,872 × 32,578.56
  4. Step 4: Simplify right side
    39,911.68x = 1,950,543,544.32
  5. Step 5: Solve for x
    x = 1,950,543,544.32/39,911.68
  6. Step 6: Final answer
    x = 48,871.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.